javascript for Codex

903 mods tagged javascript that install into Codex, measured the same four ways as everything else here: what each costs in tokens on every session, what a security scan found and why, whether it is the original, and what changed.

Also for Codex: anthropic · Git and workflow · Python · Web3 and blockchain · React · TypeScript · Go · openai · android · docker · Rust · bun

task-manager

25

iamlukethedev/Hermes3D

Skill Claude CodeCodex

Capture actionable user requests as persistent tasks, update task status as work progresses, and keep a shared task store in sync. Use when a user asks an agent to do work, check progress, block a task, complete a task, or manage the Kanban board.

not rated 740 +59 2mo ago A SkillSpector: warn 56 tokens original MIT

hot-monitor

26

liyupi/yupi-hot-monitor

Skill Claude CodeCodex

A tool for finding trending topics and recent developments across search engines, news and community platforms.

not rated 726 +2 6mo ago A 125 tokens

alpacahq/alpaca-trade-api-js

Skill Claude CodeCodex

Integrate and build on @alpacahq/alpaca-trade-api, the Alpaca JavaScript/TypeScript SDK for the Trading and Market Data APIs (the unified Alpaca client, ergonomic order builders, normalized market-data shapes, pagination, typed errors, resilience, and real-time streaming). Use when writing or reviewing code that…

not rated 604 +2 changed 7d ago A SkillSpector: pass 127 tokens original Apache-2.0

solana-foundation/solana-com

Skill Claude CodeCodex

Discover, verify, security-screen, and maintain Solana wallet products using the canonical local registry in packages/ecosystem-data and current web research. Use when asked to refresh wallet data, find new Solana wallets, add or remove wallets, check wallets for scam or security concerns, audit wallet features or…

not rated 525 +1 yesterday A SkillSpector: pass 96 tokens GPL-3.0

welsonjs-mcp

29

gnh1201/welsonjs

Skill Claude CodeCodex

Work with WelsonJS projects and the WelsonJS MCP server, especially when planning or writing Windows automation scripts for its evaluatejs tool.

not rated 513 +1 changed 1mo ago A 34 tokens GPL-3.0

linejs

30

evex-dev/linejs

Skill Claude CodeCodex

Helps a coding agent build LINE bots / clients with the @evex-dev/linejs library — npm and JSR package, Node-first, runs on Deno/Bun too. Use when the user asks to write LINE bots, automate LINE accounts, work with LINE Thrift APIs, or wrap the AI "Agent I" feature.

not rated 458 +37 changed yesterday A SkillSpector: pass 74 tokens original MIT

abell

31

abelljs/abell

MCP server Claude CodeCodexCursor +2

AI tools related to Abell. Currently includes MCP of Abell. Runs locally from the abell-ai npm package.

not rated 445 +1 8mo ago A tokens not measured original MIT

oracle/netsuite-suitecloud-sdk

Skill Claude CodeCodex ✓ vendor

Platform-agnostic OWASP secure coding practices with JavaScript/Node.js patterns and NetSuite SuiteScript examples. Covers Open Worldwide Application Security Project (OWASP) Top 10 (2021), output encoding, injection prevention, CSP headers, file security, API hardening, AI agent security, DRY security patterns, and…

not rated 370 +2 7d ago A ✓ AI review Socket: passSnyk: passSkillSpector: warn 88 tokens UPL-1.0

Singtaa/OneJS

Skill Claude CodeCodex needs its repo

Use this skill whenever the user wants to build or set up user interface in a Unity project using OneJS, React, TypeScript, or JSX, e.g. 'add a main menu to my game', 'build a settings screen', 'make a HUD', 'set up OneJS', 'my OneJS panel is blank', 'the UI is not hot reloading'. Covers confirming OneJS is installed…

not rated 362 +1 changed today A SkillSpector: warn 211 tokens original MIT

stardrive-project

34

peltmonger/stardrive

Skill Claude CodeCodex

Configure, customize, extend, and maintain websites built with the Astro Stardrive boilerplate. Use when creating a Stardrive project, completing its guided setup, changing its pages or components, or preserving Stardrive conventions while adding features.

not rated 216 +4 5d ago A SkillSpector: pass 51 tokens original MIT

ktui

35

keenthemes/ktui

Skill Claude CodeCodex

Comprehensive guide to KtUI (Keenthemes Tailwind UI) — components, theming, initialization, data-attribute API, event system, helpers, and common patterns. Use this skill when building UI with KtUI, adding/customizing components, working with KtUI theming/colors/dark-mode, or when the user mentions KtUI, ktui…

not rated 155 +2 4mo ago A SkillSpector: pass 95 tokens original MIT

create-skill

36

agentfront/frontmcp

Skill Claude CodeCodex

Create instruction-only skills that package knowledge and workflow guides for AI clients.

not rated 148 changed today A 17 tokens original Apache-2.0

nfeio-node-sdk

37

nfe/client-nodejs

Skill Claude CodeCodex

NFE.io Node.js SDK integration expert (package: nfe-io). MUST trigger when: code imports 'nfe-io' or references NfeClient; user mentions NFE.io, NFS-e, NF-e, CT-e, CF-e, CFe-SAT, nota fiscal, nota fiscal eletronica, Brazilian invoice, fiscal document, electronic invoice Brazil, CNPJ lookup, CPF lookup, service…

not rated 144 changed 20d ago A 264 tokens original MIT

pinets

38

LuxAlgo/pinets-cli

Skill Claude CodeCodex

Run Pine Script indicators from the command line using pinets-cli. Use when the user asks to run, execute, test, or analyze a Pine Script indicator, calculate technical analysis values, fetch market data for crypto symbols, or work with .pine files. Also use when the user wants RSI, SMA, EMA, MACD, Bollinger Bands, or…

not rated 77 +2 24d ago A 105 tokens AGPL-3.0

node-csfd-api

39

bartholomej/node-csfd-api

MCP server Claude CodeCodexCursor +2

Movies, TV series, creators and user ratings from ČSFD.cz, the Czech-Slovak film database. Runs locally from the node-csfd-api npm package.

not rated 66 4d ago A Socket: warn tokens not measured original MIT

mcp-js

40

r33drichards/mcp-js

MCP server Claude CodeCodexCursor +2

MCP server "mcp-js" as configured in r33drichards/mcp-js. Runs in Docker (docker.io/wholelottahoopla/mcp-js:0.22.0).

not rated 64 changed 11d ago A tokens not measured AGPL-3.0

deptrust

41

clidey/deptrust

MCP server Claude CodeCodexCursor +2

Install deptrust, a local package vulnerability checker and MCP server for AI agents. Runs locally from the @clidey/deptrust npm package.

not rated 62 +1 4d ago A tokens not measured original MIT

json-diff

42

lukascivil/json-difference

MCP server Claude CodeCodexCursor +2

MCP server "json-diff" as configured in lukascivil/json-difference. Runs ./tools/mcp-json-diff/bin/src/index.js with node.

not rated 58 2mo ago A tokens not measured original MIT

dodopayments

43

dodopayments/dodopayments-typescript

MCP server Claude CodeCodexCursor +2

The official TypeScript library for the Dodo Payments API. Runs locally from the dodopayments npm package.

not rated 54 2d ago A tokens not measured original Apache-2.0

dnstwist

44

w0h1v/mcp-dnstwist

MCP server Claude CodeCodexCursor +2

MCP server for dnstwist: detect typosquatting, phishing and brand impersonation domains. Runs locally from the @burtthecoder/mcp-dnstwist npm package. Needs 2 environment variables to run.

not rated 51 2d ago A tokens not measured original MIT

jsrip-scan

45

mouteee/jsrip

Skill Claude CodeCodex

Use when user asks to scan a target for exposed JavaScript secrets, run a jsrip scan, analyze findings for true/false positives, or says /jsrip-scan. Single-target bug bounty recon — runs jsrip then auto-classifies every finding.

not rated 29 2mo ago A 57 tokens CC-BY-SA-4.0

ember-mcp

46

ember-tooling/ember-mcp

MCP server Claude CodeCodexCursor +2

MCP server for Ember.js documentation, guides, and best practices. Runs locally from the ember-mcp npm package.

not rated 28 4d ago A tokens not measured original MIT

mongodb-mcp-server

47

mongodb-developer/mongodb-mcp-server

MCP server Claude CodeCodexCursor +2

MongoDB MCP server for local mongodb queries. Runs locally from the @pash1986/mongodb-mcp-server npm package.

not rated 27 1y ago A tokens not measured archived

audio

48

ChaosRealmsAI/NextFrame

Skill Claude CodeCodex

An audio workflow that turns text into speech, aligns the words with the recording, and creates files for synchronized karaoke-style subtitles.

not rated 25 6mo ago A 10 tokens original MIT

At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: